<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<%@ page import="com.control.CourseControl"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
	<head>
		<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
		<title></title>
	</head>
	<body>
		<%
			int course_id = Integer.parseInt(request.getParameter("course_id"));
			int flag = Integer.parseInt(request.getParameter("flag"));
			CourseControl cc = new CourseControl();
			System.out.println("flag=" + flag + " course_id=" + course_id);
			if(cc.updateLock(flag,course_id)){
		%>
		<script>
                	alert("操作成功");
                	window.location.href("course_show.jsp");
        </script>
		<%
			} else {
		%>
		<script>
		      		alert("操作失败！");
		          	window.location.href("course_show.jsp");
		</script>
		<%} %>
	</body>
</html>